Upgraded Erhu Copper Shafts with Mechanical Turbine Fine Tuners, Pair, Universal Accessory

This pair of upgraded erhu copper shafts features a professional mechanical turbine fine-tuning mechanism. Made of copper, these are universal accessories for erhu. They come in a paper box package. The brand is YTK, and they are manufactured in Hangzhou. Suitable for music instruments, these are other accessories for erhu.